174 journal of the F.M.S. Museums. [Vol. VL 



MONOCOTYLEDONS. 



ORCHIDACEiE. 



*i68. Oberonia condensata, Ridl. op. cit. p. 322. Epi- 

 phytic on trees by streams on the Padang. The stem is 

 remarkable, being long and bare of leaves below and clinging 

 to the bark by numerous roots. The flowers are yellow. 

 Endemic. 



*i69. Platyclinis gracilis, Hook. fil. Ridl. op. cit. p. 

 323. In woods on the Padang. Epiphytic, very fragrant. 

 Distribution. Perak and Borneo. 



170. Platyclinis linearifdlia, Ridl. Very common 

 all over the rocks in all parts of the Padang exposed to full 

 sun. The bright orange pseudobulbs and bright yellow 

 flowers make it quite attractive. This was accidentally named 

 P. Kingii in the previous paper. 



Distribution. Mt. Ophir, and Batang Padang and Gun- 

 ong Bubu in Perak. 



*i7i. Dendrobium longipes, Hook. fil.; Ridl. op. cit. p- 

 323. On the top of Gunong Tahan and Ulu Riang. 



Distribution. Ulu Batang Padang, Gunong Semangkok 

 and Gunong Kerbau, 6000 — 6,600 feet. 



172. Dendrobium macropodum, Hook. fil. On trees in 

 the woods by the Camp stream. 



Distribution. K'luang Terbang and the Larut Hills. 



173. Dendrobium geminatum, Hoo^. 7?/. Rather scarce 

 on the Padang. 



Distribution. Perak and Kedah at 4,000 to 5,000 feet 

 altitude, also Java. 



*i74. Dendrobium Kelsalli, Ridl. op. cit p. 323. On 

 trees on the Padang. I did not see flowers of this plant, 

 which was scarce, and so am not quite sure Jis to the 

 identification. 



*i75. Dendrobium sp., near D. gracilk, Lindl. Col- 

 lected by Robinson on the previous occasion ; I could not find 

 it again. 



*i76. Dendrobium uniflorum. Griff, op. cit. p. 323. 

 Collected by Robinson at 5,000 to 6,000 feet altitude. On the 

 Padang. 



Distribution. Mt. Ophir and the Larut Hills. 



^177. Dendrobium rupicolum, n. sp. 



Dendrobium bifarium, Ridley, op. cit. p. 324. 



Stems six inches to a foot tall, erect, ^ inch through, 

 slightly undulate, the internodes ^ inch long. Leaves \ to 

 neiirly \ inch long, oblong-obtuse, obliquel}- bifid at the tip 

 and slightly dilated at the base, rather fleshy and bright green. 

 Flowers solitary, \ inch across; ovary and pedicel ver}- short. 

 Sepals oblong-lanceolate, pale ochreous-brown. Mentum very 

 short and blunt. Petals smaller than the sepals, and nar- 

 rower, 3 nerved. Lip white or light yellow with a darker 



